| package main |
| |
| import ( |
| "bufio" |
| "fmt" |
| "io/ioutil" |
| "os" |
| "os/exec" |
| "strconv" |
| "strings" |
| "testing" |
| "time" |
| "unicode" |
| |
| "github.com/kr/pty" |
| ) |
| |
| func TestEventsUntag(t *testing.T) { |
| out, _, _ := cmd(t, "images", "-q") |
| image := strings.Split(out, "\n")[0] |
| cmd(t, "tag", image, "utest:tag1") |
| cmd(t, "tag", image, "utest:tag2") |
| cmd(t, "rmi", "utest:tag1") |
| cmd(t, "rmi", "utest:tag2") |
| eventsCmd := exec.Command("timeout", "0.2", dockerBinary, "events", "--since=1") |
| out, _, _ = runCommandWithOutput(eventsCmd) |
| events := strings.Split(out, "\n") |
| nEvents := len(events) |
| // The last element after the split above will be an empty string, so we |
| // get the two elements before the last, which are the untags we're |
| // looking for. |
| for _, v := range events[nEvents-3 : nEvents-1] { |
| if !strings.Contains(v, "untag") { |
| t.Fatalf("event should be untag, not %#v", v) |
| } |
| } |
| logDone("events - untags are logged") |
| } |
| |
| func TestEventsPause(t *testing.T) { |
| out, _, _ := cmd(t, "images", "-q") |
| image := strings.Split(out, "\n")[0] |
| cmd(t, "run", "-d", "--name", "testeventpause", image, "sleep", "2") |
| cmd(t, "pause", "testeventpause") |
| cmd(t, "unpause", "testeventpause") |
| eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", time.Now().Unix())) |
| out, _, _ = runCommandWithOutput(eventsCmd) |
| events := strings.Split(out, "\n") |
| if len(events) <= 1 { |
| t.Fatalf("Missing expected event") |
| } |
| |
| pauseEvent := strings.Fields(events[len(events)-3]) |
| unpauseEvent := strings.Fields(events[len(events)-2]) |
| |
| if pauseEvent[len(pauseEvent)-1] != "pause" { |
| t.Fatalf("event should be pause, not %#v", pauseEvent) |
| } |
| if unpauseEvent[len(unpauseEvent)-1] != "unpause" { |
| t.Fatalf("event should be pause, not %#v", unpauseEvent) |
| } |
| |
| logDone("events - pause/unpause is logged") |
| } |
| |
| func TestEventsContainerFailStartDie(t *testing.T) { |
| out, _, _ := cmd(t, "images", "-q") |
| image := strings.Split(out, "\n")[0] |
| eventsCmd := exec.Command(dockerBinary, "run", "-d", "--name", "testeventdie", image, "blerg") |
| _, _, err := runCommandWithOutput(eventsCmd) |
| if err == nil { |
| t.Fatalf("Container run with command blerg should have failed, but it did not") |
| } |
| |
| eventsCmd = exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", time.Now().Unix())) |
| out, _, _ = runCommandWithOutput(eventsCmd) |
| events := strings.Split(out, "\n") |
| if len(events) <= 1 { |
| t.Fatalf("Missing expected event") |
| } |
| |
| startEvent := strings.Fields(events[len(events)-3]) |
| dieEvent := strings.Fields(events[len(events)-2]) |
| |
| if startEvent[len(startEvent)-1] != "start" { |
| t.Fatalf("event should be start, not %#v", startEvent) |
| } |
| if dieEvent[len(dieEvent)-1] != "die" { |
| t.Fatalf("event should be die, not %#v", dieEvent) |
| } |
| |
| logDone("events - container failed to start logs die") |
| } |
| |
| func TestEventsLimit(t *testing.T) { |
| for i := 0; i < 30; i++ { |
| cmd(t, "run", "busybox", "echo", strconv.Itoa(i)) |
| } |
| eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", time.Now().Unix())) |
| out, _, _ := runCommandWithOutput(eventsCmd) |
| events := strings.Split(out, "\n") |
| nEvents := len(events) - 1 |
| if nEvents != 64 { |
| t.Fatalf("events should be limited to 64, but received %d", nEvents) |
| } |
| logDone("events - limited to 64 entries") |
| } |
| |
| func TestEventsContainerEvents(t *testing.T) { |
| cmd(t, "run", "--rm", "busybox", "true") |
| eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", time.Now().Unix())) |
| out, exitCode, err := runCommandWithOutput(eventsCmd) |
| if exitCode != 0 || err != nil { |
| t.Fatalf("Failed to get events with exit code %d: %s", exitCode, err) |
| } |
| events := strings.Split(out, "\n") |
| events = events[:len(events)-1] |
| if len(events) < 4 { |
| t.Fatalf("Missing expected event") |
| } |
| createEvent := strings.Fields(events[len(events)-4]) |
| startEvent := strings.Fields(events[len(events)-3]) |
| dieEvent := strings.Fields(events[len(events)-2]) |
| destroyEvent := strings.Fields(events[len(events)-1]) |
| if createEvent[len(createEvent)-1] != "create" { |
| t.Fatalf("event should be create, not %#v", createEvent) |
| } |
| if startEvent[len(startEvent)-1] != "start" { |
| t.Fatalf("event should be pause, not %#v", startEvent) |
| } |
| if dieEvent[len(dieEvent)-1] != "die" { |
| t.Fatalf("event should be pause, not %#v", dieEvent) |
| } |
| if destroyEvent[len(destroyEvent)-1] != "destroy" { |
| t.Fatalf("event should be pause, not %#v", destroyEvent) |
| } |
| |
| logDone("events - container create, start, die, destroy is logged") |
| } |
| |
| func TestEventsImageUntagDelete(t *testing.T) { |
| name := "testimageevents" |
| defer deleteImages(name) |
| _, err := buildImage(name, |
| `FROM scratch |
| MAINTAINER "docker"`, |
| true) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if err := deleteImages(name); err != nil { |
| t.Fatal(err) |
| } |
| eventsCmd := exec.Command(dockerBinary, "events", "--since=0", fmt.Sprintf("--until=%d", time.Now().Unix())) |
| out, exitCode, err := runCommandWithOutput(eventsCmd) |
| if exitCode != 0 || err != nil { |
| t.Fatalf("Failed to get events with exit code %d: %s", exitCode, err) |
| } |
| events := strings.Split(out, "\n") |
| t.Log(events) |
| events = events[:len(events)-1] |
| if len(events) < 2 { |
| t.Fatalf("Missing expected event") |
| } |
| untagEvent := strings.Fields(events[len(events)-2]) |
| deleteEvent := strings.Fields(events[len(events)-1]) |
| if untagEvent[len(untagEvent)-1] != "untag" { |
| t.Fatalf("untag should be untag, not %#v", untagEvent) |
| } |
| if deleteEvent[len(deleteEvent)-1] != "delete" { |
| t.Fatalf("delete should be delete, not %#v", deleteEvent) |
| } |
| logDone("events - image untag, delete is logged") |
| } |
| |
| // #5979 |
| func TestEventsRedirectStdout(t *testing.T) { |
| |
| since := time.Now().Unix() |
| |
| cmd(t, "run", "busybox", "true") |
| |
| defer deleteAllContainers() |
| |
| file, err := ioutil.TempFile("", "") |
| if err != nil { |
| t.Fatalf("could not create temp file: %v", err) |
| } |
| defer os.Remove(file.Name()) |
| |
| command := fmt.Sprintf("%s events --since=%d --until=%d > %s", dockerBinary, since, time.Now().Unix(), file.Name()) |
| _, tty, err := pty.Open() |
| if err != nil { |
| t.Fatalf("Could not open pty: %v", err) |
| } |
| cmd := exec.Command("sh", "-c", command) |
| cmd.Stdin = tty |
| cmd.Stdout = tty |
| cmd.Stderr = tty |
| if err := cmd.Run(); err != nil { |
| t.Fatalf("run err for command %q: %v", command, err) |
| } |
| |
| scanner := bufio.NewScanner(file) |
| for scanner.Scan() { |
| for _, c := range scanner.Text() { |
| if unicode.IsControl(c) { |
| t.Fatalf("found control character %v", []byte(string(c))) |
| } |
| } |
| } |
| if err := scanner.Err(); err != nil { |
| t.Fatalf("Scan err for command %q: %v", command, err) |
| } |
| |
| logDone("events - redirect stdout") |
| } |